The city is already locked down, with residents asked to remain at home as much as possible per one of Andrew Cuomo’s orders a week ago.What Tom Bossert has in mind is a lock-in. No one in or out, except suppliers. Wall the city off until the spread of infection there is under control, whenever that is. Otherwise we’re risking the same problem that the Chinese had in Wuhan, moving too slowly to restrict the outflow of people and allowing them to seed outbreaks elsewhere. There are nearly 31,000 confirmed cases of COVID-19 in New York State as of...